| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 3Q23 | 11.4 | -62.2% |
| 2Q23 | 2.0 | -93.8% |
| 1Q23 | 11.7 | -56.2% |
| 3Q22 | 30.1 | +34.2% |
| 2Q22 | 31.8 | +37.5% |
| 1Q22 | 26.8 | +5.3% |
| 3Q21 | 22.4 | -10.3% |
| 2Q21 | 23.1 | +26.3% |
| 1Q21 | 25.4 | +78.4% |
| 3Q20 | 25.0 | +36.6% |
| 2Q20 | 18.3 | -6.3% |
| 1Q20 | 14.3 | -15.9% |
| 3Q19 | 18.3 | -17.9% |
| 2Q19 | 19.5 | -23.8% |
| 1Q19 | 17.0 | -38.5% |
| 3Q18 | 22.3 | -17.3% |
| 2Q18 | 25.6 | -10.8% |
| 1Q18 | 27.6 | +25.7% |
| 3Q17 | 26.9 | -5.5% |
| 2Q17 | 28.7 | -3.4% |
| 1Q17 | 21.9 | -13.5% |
| 3Q16 | 28.5 | -8.4% |
| 2Q16 | 29.8 | -4.9% |
| 1Q16 | 25.4 | -4.0% |
| 3Q15 | 31.1 | -1.9% |
| 2Q15 | 31.3 | +2.6% |
| 1Q15 | 26.4 | -7.6% |
| 3Q14 | 31.7 | +2.2% |
| 2Q14 | 30.5 | +21.1% |
| 1Q14 | 28.6 | +33.9% |
| 3Q13 | 31.0 | +29.5% |
| 2Q13 | 25.2 | +4.1% |
| 1Q13 | 21.3 | -7.4% |
| 3Q12 | 24.0 | +17.6% |
| 2Q12 | 24.2 | -2.7% |
| 1Q12 | 23.1 | - |
| 3Q11 | 20.4 | - |
| 2Q11 | 24.9 | - |